Tri Cities in May 2026

73.5%departed on time

BTS: A flight is counted as on time if it arrived less than 15 minutes after its scheduled time. Only carriers with at least 0.5 percent of domestic scheduled passenger revenue report.

In May 2026, reporting carriers scheduled 117 domestic departures from Tri Cities (TRI). 73.5% left less than 15 minutes late and 74.4% reached their destination on time; 1.7% were cancelled.

Nationally that month, 77.1% of flights departed on time and 77.6% arrived on time, so TRI departures were 3.6 points below the national departure figure.

A year earlier, in May 2025, the airport had 84 departures with 65.5% leaving on time: a change of +8.0 points, with flights up 39%.

Flights arriving at TRI that month were on time 81.4% of the time (118 scheduled arrivals).

Of the delay minutes that carriers assigned to a BTS cause category that month, air carrier 42%, extreme weather 28% and late-arriving aircraft 17%.

On time 74.4%
Arrived 15+ minutes late 23.9%
Cancelled 1.7%
Diverted 0.0%

Every scheduled departure from TRI in May 2026, judged by arrival at the destination.

May 2026 against a year earlier, the airport's year and the nation

Measure	May 2026	May 2025	TRI, 12 months to Jul 2026	All reported flights, May 2026
Departed on time	73.5%	65.5%	76.1%	77.1%
Arrived on time	74.4%	66.7%	77.0%	77.6%
Cancelled	1.7%	1.2%	2.1%	0.9%
Average departure delay (late minutes only)	20.7 min	28.9 min	22.1 min	16.0 min
Scheduled departures a day	4	3	4	20,391
Scheduled departures	117	84	1,483	611,735

Airlines that month

Reporting carrier	Flights	Share	On time	Avg arrival delay	Cancelled
MQ Envoy Air	62	53%	79.0%	-0.6 min	3.2%
DL Delta Air Lines	24	21%	83.3%	3.5 min	0.0%
G4 Allegiant Air	21	18%	47.6%	39.7 min	0.0%
OH PSA Airlines	10	9%	80.0%	40.7 min	0.0%

Busiest routes that month

Route	Cities	Flights	On time	Avg arrival delay	Cancelled
TRI–DFW	Bristol/Johnson City/Kingsport to Dallas/Fort Worth	62	79.0%	8.1 min	3.2%
TRI–ATL	Bristol/Johnson City/Kingsport to Atlanta	24	83.3%	3.5 min	0.0%
TRI–SFB	Bristol/Johnson City/Kingsport to Sanford	12	25.0%	59.0 min	0.0%
TRI–ORD	Bristol/Johnson City/Kingsport to Chicago	10	80.0%	-11.9 min	0.0%
TRI–PIE	Bristol/Johnson City/Kingsport to St. Petersburg	9	77.8%	13.9 min	0.0%

By scheduled departure hour

On-time share:under 62%6270768288% and over

Share of departures that left less than 15 minutes late, by scheduled hour (local time), May 2026.

Delay causes

BTS cause category	Share of delay minutes	National, May 2026	Minutes
Air carrier	42.1%	33.0%	1,028
Late-arriving aircraft	17.2%	40.4%	419
National Aviation System	12.7%	20.5%	309
Extreme weather	28.0%	6.0%	684
Security	0.1%	0.1%	2

2,442 delay minutes on 28 flights that arrived 15 or more minutes late and carried a cause report. Carriers assign the categories; see what each category means.

Questions and answers

How many flights left TRI on time in May 2026?

73.5% of 117 scheduled domestic departures left less than 15 minutes late, and 74.4% reached their destination on time. The national figures that month were 77.1% and 77.6%.

How does that compare with a year earlier?

In May 2025, 65.5% of 84 departures left on time and 1.2% were cancelled, against 73.5% and 1.7% in May 2026.

Provenance

Source: Bureau of Transportation Statistics, Reporting Carrier On-Time Performance, file for May 2026; public domain. Domestic scheduled flights by reporting carriers, totals and averages only. The site's data runs through July 2026. Full record for TRI · methodology · corrections.